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Fibonacci String HDU - 1708 After little Jim learned Fibonacci Number in the class , he was very interest in it.Now he is thinking abo... 阅读全文
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Message Decowding HDU - 2716The cows are thrilled because they've just learned about encrypting messages. They think they will be able... 阅读全文
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Speed Limit POJ - 2017 Bill and Ted are taking a road trip. But the odometer in their car is broken, so they don't know how many miles... 阅读全文
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字符串统计 HDU - 2017 对于给定的一个字符串,统计其中数字字符出现的次数。Input输入数据有多行,第一行是一个整数n,表示测试实例的个数,后面跟着n行,每行包括一个由字母和数字组成的字符串。Output对于每个测试实例,输出该串中数值的个数,每个输出占一行... 阅读全文